Gilder Bairn + Karametra's Favor + Training Grounds

Gilder Bairn
Karametra's Favor
Training Grounds

Requires
Gilder Bairn must be on the battlefield. Karametra's Favor must be on the battlefield. Training Grounds must be on the battlefield. Karametra's Favor attached to Gilder Bairn. Gilder Bairn does not have summoning sickness.
Steps
  1. Activate Gilder Bairn by tapping it, adding gu.
  2. Activate Gilder Bairn by paying gu and untapping it, doubling each counter on target permanent.
  3. Repeat.
Results
Infinite proliferate.

Vorel of the Hull Clade
0.10% of 2082 decks 2 decks
Ezuri, Stalker of Spheres
0.03% of 3420 decks 1 decks
Gor Muldrak, Amphinologist
0.07% of 1425 decks 1 decks
High Synergy Cards
Biomancer's Familiar
100% of 4 decks +96% synergy
Creatures
Ashaya, Soul of the Wild
75% of 4 decks +68% synergy
Crystalline Crawler
50% of 4 decks +50% synergy
Deepglow Skate
50% of 4 decks +47% synergy
Vorinclex, Monstrous Raider
50% of 4 decks +47% synergy
Fathom Mage
50% of 4 decks +42% synergy
Kami of Whispered Hopes
50% of 4 decks +42% synergy
Psychotrope Thallid
25% of 4 decks +25% synergy
Myr Scrapling
25% of 4 decks +25% synergy
Utopia Mycon
25% of 4 decks +25% synergy
Eon Frolicker
25% of 4 decks +25% synergy
Voltaic Servant
25% of 4 decks +25% synergy
Hunted Troll
25% of 4 decks +25% synergy
Hunted Phantasm
25% of 4 decks +25% synergy
Vedalken Infuser
25% of 4 decks +25% synergy
The Peregrine Dynamo
25% of 4 decks +25% synergy
Iron Apprentice
25% of 4 decks +25% synergy
Etched Oracle
25% of 4 decks +25% synergy
Sojourner's Companion
25% of 4 decks +25% synergy
Amphin Pathmage
25% of 4 decks +25% synergy
Nascent Metamorph
25% of 4 decks +25% synergy
Coretapper
25% of 4 decks +25% synergy
Embodiment of Spring
25% of 4 decks +25% synergy
Cryptic Trilobite
25% of 4 decks +25% synergy
Mindless Automaton
25% of 4 decks +25% synergy
Padeem, Consul of Innovation
25% of 4 decks +25% synergy
Pteramander
25% of 4 decks +25% synergy
Mistford River Turtle
25% of 4 decks +25% synergy
Pursued Whale
25% of 4 decks +25% synergy
Angler Turtle
25% of 4 decks +25% synergy
Draining Whelk
25% of 4 decks +25% synergy
Myojin of Towering Might
25% of 4 decks +25% synergy
Imagecrafter
25% of 4 decks +24% synergy
Horseshoe Crab
25% of 4 decks +24% synergy
Myojin of Cryptic Dreams
25% of 4 decks +24% synergy
Regal Behemoth
25% of 4 decks +24% synergy
Keeper of Fables
25% of 4 decks +24% synergy
Guildpact Informant
25% of 4 decks +24% synergy
Vigean Graftmage
25% of 4 decks +24% synergy
Gudul Lurker
25% of 4 decks +24% synergy
Experiment Kraj
25% of 4 decks +24% synergy
Park Heights Maverick
25% of 4 decks +24% synergy
Baral, Chief of Compliance
25% of 4 decks +24% synergy
Stonecoil Serpent
25% of 4 decks +24% synergy
Steelbane Hydra
25% of 4 decks +24% synergy
Ezuri, Claw of Progress
25% of 4 decks +24% synergy
Sphinx of the Second Sun
25% of 4 decks +23% synergy
Galloping Lizrog
25% of 4 decks +23% synergy
Roalesk, Apex Hybrid
25% of 4 decks +23% synergy
Simic Manipulator
25% of 4 decks +23% synergy
Zameck Guildmage
25% of 4 decks +23% synergy
Instants
Heroic Intervention
50% of 4 decks +20% synergy
Counterspell
50% of 4 decks -1% synergy
Beast Within
50% of 4 decks -4% synergy
Rune Snag
25% of 4 decks +25% synergy
Defend the Celestus
25% of 4 decks +25% synergy
Spell Shrivel
25% of 4 decks +25% synergy
Metallic Rebuke
25% of 4 decks +25% synergy
Calculated Dismissal
25% of 4 decks +25% synergy
Intellectual Offering
25% of 4 decks +25% synergy
Natural Connection
25% of 4 decks +25% synergy
Supreme Will
25% of 4 decks +25% synergy
Mystical Dispute
25% of 4 decks +25% synergy
Keep Safe
25% of 4 decks +24% synergy
Dream Fracture
25% of 4 decks +24% synergy
Turn Aside
25% of 4 decks +24% synergy
Vastwood Fortification
25% of 4 decks +24% synergy
Jwari Disruption
25% of 4 decks +24% synergy
Steady Progress
25% of 4 decks +24% synergy
Silkguard
25% of 4 decks +24% synergy
Disallow
25% of 4 decks +23% synergy
Reject Imperfection
25% of 4 decks +23% synergy
Serum Snare
25% of 4 decks +23% synergy
Whir of Invention
25% of 4 decks +23% synergy
Spell Pierce
25% of 4 decks +21% synergy
Experimental Augury
25% of 4 decks +21% synergy
Snakeskin Veil
25% of 4 decks +20% synergy
Roiling Regrowth
25% of 4 decks +20% synergy
Dramatic Reversal
25% of 4 decks +20% synergy
Return to Nature
25% of 4 decks +18% synergy
Aetherize
25% of 4 decks +16% synergy
Harrow
25% of 4 decks +13% synergy
Mana Drain
25% of 4 decks +9% synergy
Fierce Guardianship
25% of 4 decks +7% synergy
Arcane Denial
25% of 4 decks +3% synergy
Pongify
25% of 4 decks +0% synergy
Rapid Hybridization
25% of 4 decks -1% synergy
Negate
25% of 4 decks -2% synergy
Cyclonic Rift
25% of 4 decks -5% synergy
Sorceries
Farseek
50% of 4 decks +27% synergy
Kodama's Reach
50% of 4 decks +10% synergy
Rampant Growth
50% of 4 decks +8% synergy
Cultivate
50% of 4 decks +0% synergy
Dreadwaters
25% of 4 decks +25% synergy
Increasing Savagery
25% of 4 decks +25% synergy
Biogenic Upgrade
25% of 4 decks +24% synergy
Courage in Crisis
25% of 4 decks +24% synergy
Spectral Deluge
25% of 4 decks +24% synergy
River's Rebuke
25% of 4 decks +22% synergy
Turntimber Symbiosis
25% of 4 decks +22% synergy
Thirsting Roots
25% of 4 decks +22% synergy
Unnatural Restoration
25% of 4 decks +20% synergy
Tezzeret's Gambit
25% of 4 decks +20% synergy
Harmonize
25% of 4 decks +19% synergy
Fabricate
25% of 4 decks +18% synergy
Three Visits
25% of 4 decks +2% synergy
Utility Artifacts
The Millennium Calendar
67% of 3 decks +65% synergy
Grindclock
50% of 4 decks +50% synergy
Illusionist's Bracers
50% of 4 decks +48% synergy
Hankyu
25% of 4 decks +25% synergy
Arcane Spyglass
25% of 4 decks +25% synergy
Otherworld Atlas
25% of 4 decks +25% synergy
Surge Node
25% of 4 decks +25% synergy
Energy Chamber
25% of 4 decks +25% synergy
Clock of Omens
25% of 4 decks +25% synergy
Voltaic Key
25% of 4 decks +25% synergy
Power Conduit
25% of 4 decks +25% synergy
Manifold Key
25% of 4 decks +25% synergy
Unwinding Clock
25% of 4 decks +24% synergy
Darksteel Reactor
25% of 4 decks +24% synergy
Sword of the Animist
25% of 4 decks +24% synergy
Sword of Truth and Justice
25% of 4 decks +24% synergy
Magistrate's Scepter
25% of 4 decks +24% synergy
Lithoform Engine
25% of 4 decks +24% synergy
Rings of Brighthearth
25% of 4 decks +24% synergy
Contagion Engine
25% of 4 decks +24% synergy
Ichormoon Gauntlet
25% of 4 decks +24% synergy
Strionic Resonator
25% of 4 decks +23% synergy
Isochron Scepter
25% of 4 decks +22% synergy
The One Ring
25% of 4 decks +17% synergy
Lightning Greaves
25% of 4 decks +1% synergy
Swiftfoot Boots
25% of 4 decks -2% synergy
Enchantments
Earthcraft
50% of 4 decks +49% synergy
Cryptolith Rite
50% of 4 decks +47% synergy
Doubling Season
50% of 4 decks +41% synergy
Simic Ascendancy
50% of 4 decks +37% synergy
Artificer's Intuition
25% of 4 decks +25% synergy
Evolutionary Escalation
25% of 4 decks +25% synergy
Thassa's Ire
25% of 4 decks +25% synergy
Artificer Class
25% of 4 decks +25% synergy
Tamiyo's Compleation
25% of 4 decks +25% synergy
Font of Fertility
25% of 4 decks +25% synergy
Crab Umbra
25% of 4 decks +25% synergy
Song of Freyalise
25% of 4 decks +24% synergy
Master Chef
25% of 4 decks +24% synergy
Inexorable Tide
25% of 4 decks +22% synergy
Zendikar Resurgent
25% of 4 decks +21% synergy
Mana Reflection
25% of 4 decks +21% synergy
Bred for the Hunt
25% of 4 decks +20% synergy
Freed from the Real
25% of 4 decks +19% synergy
Hardened Scales
25% of 4 decks +11% synergy
Rhystic Study
25% of 4 decks +1% synergy
Planeswalkers
Jace, Arcane Strategist
25% of 4 decks +25% synergy
Tezzeret, Artifice Master
25% of 4 decks +25% synergy
Garruk, Unleashed
25% of 4 decks +25% synergy
Teferi, Master of Time
25% of 4 decks +23% synergy
Jiang Yanggu, Wildcrafter
25% of 4 decks +23% synergy
Nissa, Voice of Zendikar
25% of 4 decks +23% synergy
Tezzeret the Seeker
25% of 4 decks +21% synergy
Nissa, Who Shakes the World
25% of 4 decks +21% synergy
Kiora, Behemoth Beckoner
25% of 4 decks +17% synergy
Utility Lands
Minamo, School at Water's Edge
50% of 4 decks +43% synergy
Academy Ruins
25% of 4 decks +24% synergy
Inventors' Fair
25% of 4 decks +24% synergy
Tree of Tales
25% of 4 decks +23% synergy
Seat of the Synod
25% of 4 decks +23% synergy
Nesting Grounds
25% of 4 decks +23% synergy
Urza's Saga
25% of 4 decks +19% synergy
Karn's Bastion
25% of 4 decks +14% synergy
Reliquary Tower
25% of 4 decks -25% synergy
Mana Artifacts
Sol Ring
100% of 4 decks +18% synergy
Paradise Mantle
75% of 4 decks +73% synergy
Simic Signet
50% of 4 decks +15% synergy
Arcane Signet
50% of 4 decks -13% synergy
Sonic Screwdriver
33% of 3 decks +33% synergy
Vexing Puzzlebox
25% of 4 decks +25% synergy
Gemstone Array
25% of 4 decks +25% synergy
Pentad Prism
25% of 4 decks +24% synergy
Empowered Autogenerator
25% of 4 decks +24% synergy
Chromatic Orrery
25% of 4 decks +24% synergy
Astral Cornucopia
25% of 4 decks +23% synergy
Replicating Ring
25% of 4 decks +22% synergy
Everflowing Chalice
25% of 4 decks +20% synergy
Basalt Monolith
25% of 4 decks +18% synergy
Talisman of Curiosity
25% of 4 decks +3% synergy
Lands
Promising Vein
100% of 1 decks +98% synergy
Escape Tunnel
100% of 1 decks +96% synergy
Command Tower
100% of 4 decks +14% synergy
Fabled Passage
50% of 4 decks +36% synergy
Vineglimmer Snarl
50% of 4 decks +15% synergy
Dreamroot Cascade
50% of 4 decks +12% synergy
Breeding Pool
50% of 4 decks +5% synergy
Tendo Ice Bridge
25% of 4 decks +25% synergy
Guildmages' Forum
25% of 4 decks +25% synergy
Mirrodin's Core
25% of 4 decks +25% synergy
Bant Panorama
25% of 4 decks +24% synergy
Forbidden Orchard
25% of 4 decks +23% synergy
Shire Terrace
25% of 4 decks +23% synergy
Vivid Creek
25% of 4 decks +23% synergy
Vivid Grove
25% of 4 decks +23% synergy
Littjara Mirrorlake
25% of 4 decks +19% synergy
Tropical Island
25% of 4 decks +11% synergy
Terramorphic Expanse
25% of 4 decks +6% synergy
Myriad Landscape
25% of 4 decks +2% synergy
Barkchannel Pathway
25% of 4 decks +1% synergy
Evolving Wilds
25% of 4 decks +0% synergy
Exotic Orchard
25% of 4 decks -0% synergy
Flooded Grove
25% of 4 decks -10% synergy
Temple of Mystery
25% of 4 decks -14% synergy
Rejuvenating Springs
25% of 4 decks -21% synergy
Simic Growth Chamber
25% of 4 decks -24% synergy
Yavimaya Coast
25% of 4 decks -28% synergy
Hinterland Harbor
25% of 4 decks -30% synergy